Conditions For Running

WARNING: This page is about a different car, the 2003 Cadillac Seville and 2003 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.

Passive Test

The start-up Engine Coolant Temperature (ECT) is 41-176°F (5-80°C).
The ECT is 41-226°F (5-108°C).
The Intake Air Temperature (IAT) is 41-162°F (5-72°C).
The Mass Airflow (MAF) is less than 35 g/s.
The air/fuel ratio is more than 12.1:1
The Manifold Absolute Pressure (MAP) is more than 50 kPa.
The battery voltage is more than 10.2 volts.

Active Test

Failed or inconclusive passive test.
The engine load is less than 80 percent.
The engine speed is more than 1000 RPM.
The engine is operating in Closed Loop fuel control.